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HomeMy WebLinkAboutSWG2023-00166 - SWG Application / Design - 5/3/2023 MASON COUNTY 415 N 6TH STREET,SHELTON,WA 98584 SHELTON:360-427-9670,EXT 400 BELFAIR:360-275-4467,EXT 400 1:..1 P Public Health & Human Services ELMA:360-482-5269,EXT400 f a FAX:360-427-7787 On-Site Sewage System Permit: SWG2023-00166 APPLICANT CHAD ROAF Phone: Address: 1811 E ISLAND LAKE DRIVE SHELTON, WA 98584 OWNER RICK PHILLIPS Phone: Address: 4111 NE 92ND ST VANCOUVER, WA 98665 SEPTIC DESIGNER CINDY WAITE-Septic Designer Phone: 3607010205 Address: 80 E PICKERING LANE SHELTON, WA 98584 Site Address: 1811 E Island Lake Dr Primary Parcel Number: 320065001042 Permit Description: New SFR -2BR sand lined bed Permit Submitted Date: 05/03/2023 Permit Issued Date: 05/25/2023 Issued By: Jeff Wilmoth Current Permit Fees Paid: $780.00 (additional fees may be required upon installation of system). Permit Expiration Date: 05/09/2026 (based on date of inspection) Permit Conditions: 1 Proposed development subject to zoning requirements and approval by the planning department staff per Mason County Title 17. 2 Permit must be installed by a Mason County Certified Installer unless prior written authorization from Mason County is obtained. 3 Drain field installation not to exceed designed upslope and downslope depth specified on design form. 4 Installer is responsible for obtaining Mason County installation approval prior to backfill of system components. 5 Installer is responsible for obtaining Septic Designer/Engineer installation approval prior to backfill of system components. 6 Mason County Asbuilt Form, Record Drawing, and Installation fee must be submitted for final installation approval. THIS PERMIT MUST BE ONSITE DURING INSTALLATION OF OSS. PROPERTY OWNERS ARE RESPONSIBLE FOR DETERMINING AND MARKING ALL PROPERTY LINE AND EASEMENT LOCATIONS. THIS PERMIT MAY BE REVOKED IF THE SITE CONDITIONS HAVE CHANGED SINCE THE SITE WAS INSPECTED AND DESIGN APPROVED. FINAL INSTALLATION APPROVAL IS REQUIRED PRIOR TO TEMPORARY OR FINAL OCCUPANCY OF ANY RELATED STRUCTURES. For Final Inspection visit: masoncountywa.gov/health/environmental/onsite/oss-inspection-request.php or call: 360-427-9670, extension 400. OFFICIAL USE ONLY MASON COUNTY PUBLIC HEALTH DATE RECEIVED FJ • 3 — 43D Cn ONSITE SEWAGE SYSTEM APPLICATION AMOUNT RECEIVED, RECEIVED W Cn 415 N 6th Street,(Bldg 8) Shelton WA,98584 U O Cn < cp Shelton:360-427-9670 ext 400 Belfair:360-275-4467 ext 400 S p G 0 ©I Lo/ ( O V V _ / O � Z ui Z APPJCANI PHONE > D CHAD ROAF m m MAILING ADDRESS-STREET,CITY.STATE.ZIP CODE I"' 1811 E ISLAND LAKE DR SHELTON WA 98584 c SITE ADDRESS-STREET,CITY,ZIP CODE w XXX E ISLAND LAKE DR SHELTON WA 98584 m NAME OF DESIGNER PHONE I CINDY WAITE 360-701-0205 `11 NAME OF INSTALLER PHONE IN TBD CHECK ALL APPLICABLE ITEMS DRINKING WATER SOURCE 0 e NEW CONSTRUCTION 0 RV HOLDING TANK ONLY p/PRIVATE INDIVIDUAL WELL C fn 0 ❑ REPLACEMENT SYSTEM 0 INSTALLATION PERMIT ONLY 0 PRIVATE TWO-PARTY WELL O ❑ TABLE 9 REPAIR 0 SINGLE FAMILY 0 COMMUNITY/PUBLIC WATER SYSTEM Z ❑ TANK(S)ONLY 0 COMMERCIAL SYSTEM NAME: r ❑ UPGRPDE TO EXISTING 0 OTHER: BEDROOMS LOT SIZE I Cr) CI EXISTING coXISTING FAILURE "Record Drawing required 2 147'X144'X1 ' ' I for all Installations" I— CI DIRECTIONS TO SITE-BE SPECIFIC AND ADVISE OF ANY NEEDED INFORMATION FOR ACCESS(ex locked gate) , GO NORTHN BROCKDALE ROAD, TURN LEFT ONTO ISLAND LAKE DRIVE, TAKE x I FIRST RIGHT TO GO AROUND LAKE, PARCEL IS ON THE RIGHT SIDE OF ROAD. yOU I1 , CAN TAKE DRIVEWAY TO 1811 E ISLAND LAKE DRIVE(THAT IS THE APPLICANTS RESIDENCE, PARK NEXT TO HOUSE, WALK TO BACKSIDE OF HOUSE TO THE SOIL 6 LOGS. THERE IS A NEW DRIVEWAY THAT WAS PUT IN YESTERDAY THAT WILL , I� ACCESS RIGHT TO THE LOG. SITE MUST BE FLAGGED FROM MAIN ROAD AND TEST HOLES MUST BE FLAGGED WITH TEST HOLE NUMBERS N I OFFICIAL USE ONLY BELOW THIS LINE 1 UPGRADE/FAILURE SOURCE(for reporting purposes) ❑VOLUNTARY 0 MAINTENANCE/PUMPING 0 BUILDING PERMIT ❑HOME SALE ['COMPLAINT ❑OTHER: INSPECTOR SOIL LOGS COMMENTS I CONDITIONS -.' p, r.s, 0 --ze) I- 3 'ctiii e. I E.6-' 65 Jbrn c i 2 0 ' S� i`l SOIL CODES: V=VERY G=GRAVELLY S=SAND L=LOAM Si=SILT C=CLAY E=EXTREMELY R=ROOTS I ECTOR SIGNATURE DATE APPLICATION EXPIRATION DATE AP ' ATION APPROVED BY DATE . iVil- 6--`1-243 --ti —2-ce (AA c..-„Vi--.2) T S FO M MAY BE SCANNED AND AVAILABLE FOR PUBLIC VIEW ON THE MASON COUNTY WEBSIT REVISED 12/7/2015 DESIGN FORM—PAGE ONE Assessor's Parcel Number: 3 2 0 6 L -- S6 — D A design will be reviewed when 3 copies of each of the following are submitted: y—� 'd Completed design form that has been signed and dated. Scaled layout sketch,including all applicable items on checklist Scaled plot plan,including all applicable items on checklist. v Cross-section sketch, including all applicable items on checklist. This form may be scanned and available for public view on the Mason County Web site.Maximtrnt paper size: 11"X 17" PARCEL IDENTIFICATION ' Permit Number: SWG --,`3 — 06)/(g67. Designer's Name: CINDY WAITE Applicant's Name: CHAD ROAF 360-701-0205 Designer's Phone Number: Mailing Address: 1811 E ISLAND LAKE DR 80 E PICKERING LANE Designer's Address: SHELTON WA 98584 SHELTON WA 98584 City State Zip City State Zip DESIGN PARAMETERS J Treatment Device ❑Glendon Biofilter 0 Sand Filter 0 Mound l'Sand Lined Drainfield 0 Recirculating Filter,Type: ❑Aerobic Unit Make/Model ❑Disinfection Unit Make/Model Other: Drainfield Type ❑ Gravity iff Pressure 0 Trench L 'Bed 0 Sub Surface Drip Septic Tank/Drainfield Specifications Laterals Number of Bedrooms 2 Schedule/Class SHEDULE 40 Daily Flow: Operating Capacity 180 gpd Length . 30 ft Daily Flow: Design Flow 240 gpd Diameter 1.25 in Septic Tank Capacity(working) 2 S al Number 3 Receiving Soil Type(1-6) �,a o r<,, 2 t �11' d�; ft Receiving Soil Ap I. ; 11 1 i' d/ft' t �"� a m t _ '�h� • � 2023 Orifices Required Primary 1 202 3"iota;,1 +'ber of Orifices 45 it Designed Primary ` a: It''•t� fit 'NTY EI ROR'ir1E'Q rTn 7 Designed Reserve 'i MAY 1 2, JOW 3/16 in it+ Spacing 24 in Trench/Bed Width ' _ $._. Trench/Bed Length By— - 30 } 1 Manifold ft Schedule` as•4p,., SCHEDULE 40 Elevation Measurements Len1-2 it g..s Al,"k Original Drainfield Area Slope 7 % Di•„!wo %y�1 2 New Slope, If Altered o `:� in % is a P'• '�e old iration used? 0 Yes 0 No Depth of Excavation Up-slope SEE PAGE 4 in :�° s from Original Grade o j 1004 rAport Pipe Down-slope in ctd 1 E SCHEDULE 40 1 ., E Designed Vertical Separation 24 in r 30 ft Gravelless Chambers Required? 0 Yes 0 No ❑Optional Diameter E 2 in Pump Required? I 'Yes 0 No Doslr g and Pump Chamber Pump/Siphon Specifications Number of doses/day 1 6 Diff. in Elevation Between Pump&Uppermost Orifice 5 ft Dose quantity 30 gal Drainfield Squirt Height/Selected Residual(head) 2 ft Chamber Capacity(flood) 1200 gal Uppermost Orifice l'Higher 0 Lower than Pump Shutoff Pump controls: Please check those required. Capacity @ Total Pressure Head 26.55 gPnl Timer 1 �lapsc Meter 0 Event Counter Calculated Total Pressure Head 7.37 ft If Timer: Pump on Pumpoff Comments CONCRETE TANKS REQUIRED, GRAVEL BASE DRAINFIELD REQUIRED, VERIFY ELEVATION OF BED PRIOR TO DIGGING, PUMP CONTROLS TO BE SET AT TIME OF INSTALLATION `u DESIGN FORM—PAGE TWO Assessor's Parcel Number:3 2 00 6 -- 4 D Permit Number: SWG DESIGN CHECKLISTS Scaled Plot Plan Scaled Layout Sketch Cross-Section Sketch Lot Test hole locations S3 Drainfield orientation and layout Reference depth from original grade: Lf Soil logs 0 Trench/bed dimensions and 0Property lines critical distances within layout L; Septic tank Q Drainfield cover 10 Existing and proposed wells 0 D-Box/Valve box locations within 100 ft of property 0 Septic tank/pum chamber Reference depth from original grade and restrictive strata: easurements to cuts, banks,and locations P/' 'ys surface water and critical areas Cr' Observation port location 1g Laterals, trench/bed,top and i[10U Location and orientation of E l Clean-out location ❑ Curtain drain bottom tra Pg9tcollectoo Y curtain drain and all absorption Manifold placement C" Sand augmentation n r El components El Location and dimension of ® Orifice placement Other cross-section detail: primary system and reserve area Lateral placement with distance 0 Observation ports/clean-outs 0 Buildings to edge of bed Other Information Audible/visual a fl�Srcfer�n�ced Yes No 10 Direction of slope indicator 10 Waterlines Et le of drawing shown on scale I 0 Design staked out P P R O V E ❑ ❑ Recorded Notices attached 10 Roads,easements, driveways, ❑ 0 Waiver(s)attached parking [Er ❑ Pump curve attached 10 North arrow and scale drawing MAY 2 4 2023 ❑ 0 Evaluation of failure shown on scale bar P1ASON COUNTY ENVIRONMENTAL HEALT Non-residential justification JBW 1 ❑ 0 Waste strength 1 0 ❑ Flow DESIGN APPROVAL i The undersigned designer must be notified by installer a time of installation 1°I Yes 0 No (....-4 ‘,574 • natur f Designer Date The undersigned has reviewed this design on behalf of Mason County Public Health and determined it to be in 1 compliance with state and local o -site regulations: vir', / intal Health Specialist Date CAUTION: DESIGN AP ROYAL IS VALID ONLY UNDER THE FOLLOWING CONDITION: ✓ The design is stamped "Approved" by Mason County Public Health. 1 ✓ The Onsite Sewage Permit has not expired,the Permit Expiration Date is: i c(—.Zq, ✓ Drainfield site conditions have not been altered to adversely affect conditions of design approval. Please Note: The system must be installed by a certified installer, unless prior authorization is obtained from MasoiI County Public Health. \ID An Installation Fee is required. I V This form may be scanned and available for public view on the Mason county Web site. Updated Date: 12/7/2015 ' i I 6) 1 0 . ..r, . � -• 11i f ....le1! .1 !1 ' ... Eli � � s ' ' ! E. AITE 1 jo LICENSED DESIGNER , li N•ctts‘lAA.SM.. /, EX4PPROVE 1W , , •_.,. . , .„... : 1 - • , - . , , __,..,- •. /es t: IjMAN :s : 2 : 2o23uc erIc... . vi r I !� .- I (1�Y DAMENTqL HEALTH �� « --� cal O • �0 1L '''' � C`/ Neil h bocs GJe.I/ cc' '�1, i 0 f'�a�s��/ L. c 1/ 0 Lies h I S�rf�G • -flirt en,'_._....._._............_._....__ ___ _..___ w_._._.�_.._... ', SS"• ...?" - HOC, —5-b— 4)10q2.... 0-2 4hi/A ) ` 3al'. , w' , qv' 1 O Eeeet `c 00 eers.tj 5\i‘ �!9 11ae Pv��,1i.�,� Q ) i7 C� vQI Dtro ci, ..c,locos, CeG 0 Dkef/c.e 53a'c. 1 Lateral# Length Length Orifice # Distance from Distance from end Length# # (Feet) (Inches) Spacing" Orifices feeder line of end of lateral f 1 30 360 24 15 1. 1 30 2. 30' 360, 24 15 1 30 3, 30 360 24' 15 1 1 30 ----- 4 Total 90 -�- 45 ti 90 sand augmented need 40 orifices(every 6 sf) TRANS LENGTH 30 - GPM - — 26.55 K (2"SCHEDULEN 40) 284.5 - ' FRICTION LOSS 0.3728966 I .. --_____--__---_ Squirt 2 +— _.._...— Elevation difference 5 _ ` — - TDH 7.3728966 • . r7 \ti i la/ , Z iv , A 3 u, V` / _ OC_ct.441 fet-a Lag t WA 20). j �' l G. `III. . ? f co- _2 • ff 0 G /tool 0 onset-radio•► po Doti vi 84,2 4 coal Go v err- 'II 1,/ cz 3 // (lvat. I) 1 it lik 14,q; Ibize-°4 1 10 t2°4(693 o�F�11 vi,,,r),3 cy ,I R a. ENv\ �' DYE AITE �, G, O i� #' LICENSES)DESIGN 1ii ‘tti�N c s Eft 0 EXPIRES 051101 ��/ 2Y�� iv re 7 c 33 rr i I 1/0/G4 finri _ I RISER WITH LOCKING LID TO DRAINFIELD PRESSURE LATERALS A i ri .- 1 ireirk FLOW CONTROL VALVE _ ,, SR S S I RE SLOTQUIREAD i'ir. I a, I . . - -- ----- ����j`1- -1/\-\\,'� FLAP CHECK `i\\ I- s._ }\ �•.. '• .__ VALVE %\�/� i j\ \/ I. U (n (-) jj� LONG SWEEP 90 y /� 30 0./%: DEGREE ELBOW �//�//�//�//� /.✓/��� �;fit•'� '��/% WASHED ROCK i DRAIN SUMP TRANSPORT PIPE FROM\__ A1 S/ ECTIONAA PUMP CHAMBER P P R 0 V E sk, •. MAY 2 4 21123 dr,,�+, ASON COUNTY ENVIRONMENTAL HEAL`' 11 DRAINFIELD CONTROL BOX JAW (SL ROUND; MANIFOLD BELOW LATERALS) j.. c YlCsy, TA 4 I j$-') C:' • Gip' SA 5\VA(2Al'i • , ,,,A,. �\ 51 0 1 Clfv yy t '' I pr LI St~D SIGNER i iiiiiilM\nilieMbiti % IL 110016\ ,. EXPIRES 05i10r THREADED CAP OR PLUG P v2u t-f' 6"PVC LAST ORIFICE;WITH ORIFICE SHIELDS IF ORIFICE ORIENTATION IS BACKFILL /\4 UPWARD MATERIAL \ j i / >iC\ IOp'p O,riO io � p 107 0 \\\,\ioO00 10 c�o000 - PRESSURE LATERAL PVC HOSE OR /\\07o p °' PO0op9(2o o AS SPECIFIED LONG SWEEP \� o 4, °S°o ELBOW �� \\ DRAIN ROCK;6"MIN. \jJ' \\ \,� � \� BELOW PIPE UNDISTURBED SOIL —/ 6"PVC WITH DRAIN HOLES; EXTEND TO B TTOM OF GRAVEL TO ONITOR PONDING INFILTRATIVE SURFA E MONITORING/CLEANOUT PORT Q- A (EXAMPLE) Yigsy 9a 2� 0 - G AMAY ? • 0510041 V LICE o� DESINER � ONCOUNtY 4 2023 \ I ENRONrv1ENTplE HEALTH EXPIRES 05t0r SECURED LID WITH GAS TIGHT SEAL / 24*DIAMETER \ _ ACCESS RISER \ FINISH GRADE la v / �� WI% , TO PUMP FROM SEWAGEImil i� CHAMBER SOURCE I FLOATING MAT • APPROVED EFFLUENT FILTER SEDIMENTS 1 SEPTIC ANX (TYPICAL) SECUREq J ID WITH GAS TIGHT SEAL THREADED UNION 24*DIAMETER �// ACCESS RISER FINISH GRADE SERVICE 111RignamaI VALVE* i ID FROM SEPTIC C i Z F .♦ Al TANK dev i �_ l •r- TO DRAINFIELD EMERGENCY STORAGE HIGH WATER ALARM LEVEL ANTI SIPHON VALVE* WORKING VOLUME INDEPENDENT NORMAL TIMER OFF LEVEL FLOAT STEM ENCLOSED PUMP FOR FLOAT SEDIMENT SHROUD* L� MOUNTING -- I " CHECK VALVE* 1 -o,�1 SEDIMENTS /1�= SUBMERSIBLE or I CENTRIFUGAL PUMP �1� PUMP CHAMB�F i P ':'0 (TYPICAL) I r" f'i i�s' oFes,,, 9, 1 ,.1 '•4. F -_1• 2 ZJ,�L 1 'A9 NEEDED p� IND.c? I00 18ITE ',1, L. , A PPROVEj �� N SO COUNTYM; ENVIRONME• NTAL _. EgCTH JBW N. I kt. IJbKPunips ,.._,. „.... 1, - _or, Pump Specifications itjs 250-Series Submersible ,> Sump / Effluent PumpramNouo — �� r LITERS PER MINUTE 0 20 40 60 80 100 120 140 ; 180 180 25 1 I t 1 6 I t 1 I — T 7 20 - —6 —5 15 - — —' w r W -4= 10 l� P;64 ,� Mq o itio 5 '1� V eW• �NTAC Ai Ty ;! IC v -- - . 1� - - 1 Ar -* •� �� . ! - - „„.: 4, 4.,_ ..., • 1 11 ;FR ��� Q1rt /�' --20.., 4 of e INDY . ,• T �' 30 40 50 ,. LIC-• ' • DES NER C/ D so S GALLONS PER MINUTE 00 111 250 PI RI/17QOIg EXPIRES 05it0i C{opyright 201 X Liberty Pumps Inc. All rights reserved. Specifications subject to change withot`t notice. 1 I Installation Notes Sand Augmented Pressure Distribution System: 2006-50-01042 XXX E Island Lake Dr 1. The prepared site plan is not a survey. It's the owner's responsibility to verify property lines, utility lines (water, sewer, power, phone and gas) prior to installation. 2. C33 or Course sand required 3. Concrete tanks required 4. Pump controls to be set at time of installation . 5. Install system during dry weather with acceptable soil conditions 6. The tanks may be moved as necessary to accommodate building requirements. Septic tank location must meet all required setbacks. 7. Keep wheeled vehicles off the drainfield area before, during and after installation. Tracked equipment only, 8. All ground, surface water and roof drains must be diverted away from the septic tanks and drainfield. Ensure the final grade slopes away from these areas and water doesn't collect on or around them. Use swales, berms, catch basin and tight lines, curtain drains, etc. to divert all waters. 9. Curtain drains can be no closer than 10' upgradient and 30' down gradient of the drainfield 10. Exposed restrictive layers, cuts, banks, etc. can be no closer than 50' downhill from the drainfield. 11. Install access risers on the septic tanks, valve box and end of laterals. 12. Make sure septic tank risers are epoxied or caulked to cast In riser rings on tank. 13. Lids must form a water and gas tight seal with the access riers 14. Install effluent filter specified in this design at the septic tanly outlet. 15. This system must be installed by a Mason County Certified installer. 16. Deviation from this design without prior approval from the designer and Mason County Health Department will make this design null and void. 17. This design was sized per Washington Administrative CodeWAC246-272A-0230. The operating capacity is based on 45 gallons per day per capita with two persons per bedroom. The minimum design flow per bedroom per day is the operating capacity of ninety gallons multiplied by 1.33. This results in a minimum esign flow of one hundred twenty gallons per day. This creates a surge factor of 33% bit anticipated flow is ninety gallons per bedroom per day. 18. Install laterals with contour of the ground 19. Install trench bottoms level and always maintain a minimum of six inches into native soil 20. Install Ioca iir tape on top of all drainfield laterals. 21. Install thr; ;t`d clean outs at the ends of all laterals (caps must extend to within six inches j ini j�grade and be in a valve box as shown on diagram. 22. Installs". io/ ' _I alarm 23. Filte",•0 d over drain rock prior to backfilling. If the drain rock extends above th % 4•7it1 n the filter fabric at least 2 inc s wn the trench wall. r LI D I• 1 NER 0 V E o D , �� :.�. ........ . ....:% 2 4 2023 EXPIRES OS-10/ MASO^' YI N COUNTY •.. E�VVIRONgENTAL HEALTH System Owner Responsibilities: 1. Operation and Maintenance is required by Washington State Department of Health and Mason County Health Department. 2. The septic tank and pump tank should be pumped every three to five years or as needed. 3. System owners are responsible for having maintenance performed annually. 4. System owners are responsible for responding to septic issues in a timely manner. 5. System owners shall not at any time change or alter settings in the control box. 6. System owner agrees to read and abide by information regarding their system in the User Manual provided by Mason County Public Health. 7. Keep the flow of sewage at or below the approved design operating capacity. 8. Keep waste strength at residential waste strength parameters. 9. Spread loads of laundry through the week. 10. Do not use excessive bleach or detergents with added whiteners. 11. Do not shower, do laundry and dishwasher at the same tim 12. Antibiotics can kill or impair the biological process in the septic tank. 13. Leaky plumbing can hydraulic overload your on-site septic system. i or #) v • ."- . A 1 \ •.,„ . igk4.41 ' 004 , O C YE AIT ki r/ ��LI SED DESIG ER ,� .LIMIL Ablooma 1.��� q1 EXPIRES 05,10, lLi' IU